Definition of horrent in English:

adjective

To the left of Avalokite vara sits the red Hayagriva with hairs horrent and a third additional eye.

But, remember, you will have passed the Rubicon, when once you have been shaven: if you repent, and let your beard grow, your mouth will by-and-by show no longer what Messer Angelo calls the divine prerogative of lips, but will appear like a dark cavern fringed with horrent brambles.